package org.hedgewars.mobile.EngineProtocol;

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStream;

import java.net.ServerSocket;

import java.net.Socket;

import java.net.UnknownHostException;

public class EngineProtocolNetwork implements Runnable{

	public static final String GAMEMODE_LOCAL = "TL";

	public static final String GAMEMODE_DEMO = "TD";

	public static final String GAMEMODE_NET = "TN";

	public static final String GAMEMODE_SAVE = "TS";

	public static final int BUFFER_SIZE = 255; //From iOS code which got it from the origional frontend

	public static final int MODE_GENLANDPREVIEW = 0;

	public static final int MODE_GAME = 1;

	private ServerSocket serverSocket;

	private InputStream input;

	private OutputStream output;

	public int port;

	private final GameConfig config;

	public EngineProtocolNetwork(GameConfig _config){

		config = _config;

		try {

			serverSocket = new ServerSocket(0);

			port = serverSocket.getLocalPort();

			Thread ipcThread = new Thread(this, "IPC - Thread");			

			ipcThread.start();

		} catch (UnknownHostException e) {

			e.printStackTrace();

		} catch (IOException e) {

			e.printStackTrace();

		}

	}

	public void run(){

		//if(mode == MODE_GENLANDPREVIEW) genLandPreviewIPC();

		/*else if (mode == MODE_GAME)*/ gameIPC();

	}

	private void gameIPC(){

		try{

			Socket sock = serverSocket.accept();

			input = sock.getInputStream();

			output = sock.getOutputStream();

			boolean clientQuit = false;

			int msgSize = 0;

			byte[] buffer = new byte[BUFFER_SIZE];

			while(!clientQuit){

				msgSize = 0;

				input.read(buffer, 0, 1);

				msgSize = buffer[0];

				input.read(buffer, 0, msgSize);

				switch(buffer[0]){

				case 'C'://game init

					config.sendToEngine(this);

					break;

				case '?'://ping - pong

					sendToEngine("!");

					break;

				case 'E'://error - quits game

					break;

				case 'e':

					break;

				case 'i'://game statistics

					switch(buffer[1]){

					case 'r'://winning team

						break;

					case 'D'://best shot

						break;

					case 'k'://best hedgehog

						break;

					case 'K'://# hogs killed

						break;

					case 'H'://team health graph

						break;

					case 'T':// local team stats

						break;

					case 'P'://teams ranking

						break;

					case 's'://self damage

						break;

					case 'S'://friendly fire

						break;

					case 'B'://turn skipped

						break;

					default:

					}

					break;

				case 'q'://game ended remove save file

					break;

				case 'Q'://game ended but not finished

					break;

				}

			}

		}catch(IOException e){

			e.printStackTrace();

		}

	}

	public void sendToEngine(String s){

		int length = s.length();

		try {

			output.write(length);

			output.write(s.getBytes(), 0, length);

		} catch (IOException e) {

			e.printStackTrace();

		}

	}

}